耐心是一种美德，我正在学习耐心。这是一门艰难的课程。

The power of a story lies in its ability to make us see the world differently.

"Every setback is a setup for a comeback."

In the context of computational learning, the concept of 'probably approximately correct' (PAC) learning provides a framework for understanding the efficiency and feasibility of learning algorithms.

小说不仅仅是一个故事；它是一面反映人类存在复杂性的镜子。

Chinese mining industry must enhance international competitiveness to go global.